Question

factorise (5a-3b )square- 16b square


Please answer fast with steps​

Answer 1

Answer:

${(5a - 3b)}^{2} - {(4b)}^{2}$

using formula

${a }^{2} - {b}^{2} = (a + b)(a - b)$

(5a-3b+4b)(5a-3b-4b)

(5a+b)(5a-7b)